Allied Powers: United States, United Kingdom, Soviet Union, China, France, and others
Duration: September 1, 1939 – September 2, 1945
Main Sides:: Allied Powers: United States, United Kingdom, Soviet Union, China, France, and others
Axis Powers: Germany, Italy, Japan
Overview: World War II was the largest and deadliest conflict in human history, involving over 30 countries and resulting in an estimated 70–85 million deaths. The war began when Nazi Germany, led by Adolf Hitler, invaded Poland. In response, Britain and France declared war on Germany.
Key Causes: reaty of Versailles (1919) punishing Germany
Rise of fascism and totalitarian leaders (Hitler, Mussolini, Tojo)
Expansionist policies by Germany, Italy, and Japan
Failure of appeasement and the League of Nations
Major Events: 1940: Germany invades France; Battle of Britain begins
1941: Operation Barbarossa (Germany invades Soviet Union); Japan attacks Pearl Harbor, leading the U.S. to enter the war
1944: D-Day – Allied invasion of Normandy, France
1945: Germany surrenders in May (V-E Day); the U.S. drops atomic bombs on Hiroshima and Nagasaki in August; Japan surrenders (V-J Day)
The Holocaust: One of the darkest chapters of WWII, where 6 million Jews were murdered by the Nazi regime, along with millions of others including Romani people, disabled individuals, and political prisoners.
End of the War: Adolf Hitler commits suicide in April 1945
Germany surrenders: May 8, 1945
Japan surrenders after atomic bombings: September 2, 1945
Impact and Legacy: United Nations was formed to prevent future global conflicts
Europe was divided during the Cold War
The U.S. and Soviet Union emerged as global superpowers
Decolonization began in Asia and Africa
The war reshaped global politics, economics, and human rights movements
Interesting Fact: World War II was the first war to be fought on all continents (except Antarctica) and saw the use of new technologies like radar, jet engines, and nuclear weapons.
World War II is a critical part of modern history, and its lessons continue to shape the world today.